Hoshizaki SafeTemp Instruction Manual Download Page 23

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HOSHIZAKI AMERICA, INC.

618 Hwy. 74 S., Peachtree City, GA 30269 USA TEL (770) 487-2331 FAX (770) 487-3360 www.hoshizaki.com 91A3GM10B

Summary of Contents for SafeTemp

Page 1: ...Hoshizaki A Superior Degree of Reliability www hoshizaki com Commercial Refrigerators Freezers Hoshizaki America Inc Issued 2 12 2008 Revised 5 22 2008 INSTRUCTION MANUAL Models TempGuard SafeTemp ...

Page 2: ... primarily to assist qualified service technicians in the installation maintenance and service of the unit Should the reader have any questions or concerns which have not been satisfactorily addressed please call write or send an e mail message to the Hoshizaki Technical Support Department for assistance HOSHIZAKI AMERICA INC 618 Highway 74 South Peachtree City GA 30269 Attn Hoshizaki Technical Su...

Page 3: ...splay 13 b Temperature Setpoint 14 c Changing the Temperature Display Scale F or C 14 D Defrost 14 1 TempGuard Models 14 a For Refrigerators 14 b For Freezers 15 2 SafeTemp Models 15 a For Refrigerators 15 b For Freezers 15 E Food Storage 16 F Perimeter Frame Heater 16 G Safety Devices 16 1 High Pressure Switch 16 2 Compressor Short Cycle Timer 16 a TempGuard Models 16 b SafeTemp Models 16 3 Compr...

Page 4: ...erior 18 2 Interior 18 3 Door Gaskets 18 4 Shelves 18 5 Glass Door 18 B Maintenance 19 1 Air Filter s 19 2 Condenser s 19 3 Power Supply Connection 19 IV Troubleshooting 20 A Alarm Code Appears in Display 20 1 TempGuard Models 20 2 SafeTemp Models 21 B Poor Cooling Performance 22 C Condensation 22 ...

Page 5: ...lation IMPORTANT Refer to the nameplate for electrical specifications The nameplate is located on the right side wall of the cabinet interior For more electrical connection details see I D Electrical Connection We reserve the right to make specification and design changes without prior notice 1 Remove the shipping carton tape and packing material from the unit prior to installation on Roll In and ...

Page 6: ...tom portion of the legs to lower or raise them For units with casters no adjustment is necessary For Roll In or Roll Thru units seal the perimeter of the unit with NSF approved food grade silicone and then see I C 4 Food Cart Ramp 5 Install the shelves if applicable using the shelf support clips provided in the accessory pack Indexing holes are provided on the pilasters in evenly spaced intervals ...

Page 7: ...at covers the recess in the back of the unit using the 4 screws provided 6 Install the plug cover to the rear of the unit 2 Overflow Pan if applicable Units are supplied with an energy efficient automatic condensate water evaporation system The overflow pan is supplied for the unlikely event that water cannot evaporate at a high enough rate If water is found in the overflow pan call your Hoshizaki...

Page 8: ...aired only by a qualified service technician to reduce the risk of electric shock or fire 5 Do not make any alterations to the unit Alterations could result in water leak electric shock or fire 6 Do not damage the power cord It should not be altered jerked bundled weighed down pinched or tangled Such actions could result in electric shock or fire To unplug the unit be sure to pull the attachment p...

Page 9: ...nit Refer to the nameplate for the proper electrical specifications Usually an electrical permit and services of a licensed electrician are required E How to Open the Front Panel 1 Push the front panel up approximately 1 2 inch 1 3 cm until it is disengaged from the locking collars and stops See Fig 6 2 Rotate the panel up and away from the face of the unit until it stops once more 3 Pull the fron...

Page 10: ... electrically heated condensate pan has it been properly installed 8 Have the refrigerant lines been checked to make sure they do not rub or touch other lines or surfaces Have the fan blades been checked to make sure that they turn freely Are the compressor hold down bolts snug 9 Have the shelves if applicable been properly installed 10 Have the door handles if applicable been properly installed 1...

Page 11: ...damaged fall off or the unit could tip over causing injury 3 Do not store any volatile or flammable substances such as benzine ether alcohol adhesives or LPG in the unit They are potential sources of explosion or fire 4 Do not throw anything onto the shelves or load any single shelf with more than 120 lb 54 5 kg of product They might fall off and cause injury 5 Do not store food or food containers...

Page 12: ...ts Note On Dual Temp units there is a delay of approximately 10 seconds between one compressor start i e freezer and the next compressor start i e refrigerator SafeTemp Refrigerators At startup there is a 2 minute delay before the compressor starts SafeTemp Freezers At startup a defrost is initiated C Cabinet Temperature 1 TempGuard Models a Temperature Display The cabinet temperature is displayed...

Page 13: ... setting will be displayed At the end of the sequence press ENTER and the unit will return to normal display mode Important Note For the change to take effect you must cycle through the menu until you return to the normal display c Changing the Temperature Display Scale F or C To change the display scale follow the steps below 1 Press and hold the up down arrows simultaneously for 3 seconds Press ...

Page 14: ...ill start Units with a control board of revision level R23 or later board revision level can be seen on display at power up also feature an adjustable time initiated defrost along with the normal temperature initiated defrost The time initiated defrost is factory set for normal conditions Before changing this setting contact the Hoshizaki Technical Support Department at 1 800 233 1940 for recommen...

Page 15: ...n unchanged Note The change in the defrost setting will take effect after the next defrost based on the previous setting To make this change in interval timing take effect immediately turn the unit off and back on The next defrost will take effect x hours after power is resupplied For example if set df 6 x 4 the next defrost will take place 4 hours from the time that power is applied 2 SafeTemp Mo...

Page 16: ...ru units place the food trays evenly from the bottom first on the food cart to reduce the risk of tipping the food cart F Perimeter Frame Heater This unit is equipped with a perimeter frame heater This prevents the formation of condensate on the front frame and rear frame Pass Thru and Roll Thru of the unit under high humidity conditions If operating the unit under conditions where condensate will...

Page 17: ...long storage prevent the doors from closing to reduce the risk of children getting trapped 2 To reduce the risk of electric shock do not touch the attachment plug or power switch with damp hands 3 To unplug the unit be sure to pull the attachment plug and do not jerk the power cord It could be damaged and cause fire or electric shock 4 When shutting down the unit for more than one week turn off th...

Page 18: ...ad and especially those strong cleaners for use on a ventilating fan or a cooking range Also to prevent corrosion do not use sodium hypochlorite chlorine bleach on the stainless steel surfaces 2 Use a clean cloth for cleaning 3 Before cleaning the cabinet interior move the stored foods into another clean refrigerator or freezer 1 Exterior Wipe the exterior occasionally with a clean soft cloth Use ...

Page 19: ...eutral cleaner to wash the filter s 2 Condenser s Check the condenser s located behind the air filter s once a year and use a brush or vacuum cleaner to clean the condenser s as required 3 Power Supply Connection If the plug or power cord is damaged contact a Hoshizaki Certified Service Representative immediately and ask for repairs All other maintenance or service on this unit should be performed...

Page 20: ...conds High Temperature Alarm Cabinet temperature has exceeded the setpoint temperature by 10 F 5 6 C for more than 2 hours Press RESET If the temperature has returned to the setpoint range the alarm will be silenced and E1 will clear If the temperature has not returned to the setpoint range the alarm will be silenced for 5 minutes and E1 will continue to flash If obvious corrections such as closin...

Page 21: ...mpressor has shut down The alarm automatically resets when acceptable voltage is detected Press RESET to silence the alarm for 5 minutes If this alarm occurs frequently call a qualified service technician E8 Constant buzzer Cabinet Temperature Sensor Malfunction Alarm Cabinet temperature sensor has failed Call a qualified service technician During alarm press RESET to silence the buzzer for 5 minu...

Page 22: ...more Ambient temperature too high Avoid installation near high heat producing equipment or exposure to direct sunlight Cabinet temperature setting too high Readjust it to a lower temperature Unit in defrost process The cabinet temperature may rise temporarily during defrost cycle but this will not affect the food inside C Condensation Door s left open Close Ambient humidity too high Condensation m...

Page 23: ...23 HOSHIZAKI AMERICA INC 618 Hwy 74 S Peachtree City GA 30269 USA TEL 770 487 2331 FAX 770 487 3360 www hoshizaki com 91A3GM10B ...

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